156385866980

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{1117041907}}^1$

素因数の和:1117041923

約数の個数: 24

約数和(自身を含む): 375326081088

約数和(自身を除く): 218940214108

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 1117041907, 2234083814, 4468167628, 5585209535, 7819293349, 11170419070, 15638586698, 22340838140, 31277173396, 39096466745, 78192933490, 156385866980]

約数ペア:

[(1, 156385866980), (2, 78192933490), (4, 39096466745), (5, 31277173396), (7, 22340838140), (10, 15638586698), (14, 11170419070), (20, 7819293349), (28, 5585209535), (35, 4468167628), (70, 2234083814), (140, 1117041907)]